Ben Langmuir | c8130a7 | 2014-02-20 21:59:23 +0000 | [diff] [blame] | 1 | //===- unittests/Basic/VirtualFileSystem.cpp ---------------- VFS tests ---===// |
| 2 | // |
| 3 | // The LLVM Compiler Infrastructure |
| 4 | // |
| 5 | // This file is distributed under the University of Illinois Open Source |
| 6 | // License. See LICENSE.TXT for details. |
| 7 | // |
| 8 | //===----------------------------------------------------------------------===// |
| 9 | |
| 10 | #include "clang/Basic/VirtualFileSystem.h" |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 11 | #include "llvm/Support/MemoryBuffer.h" |
Ben Langmuir | c8130a7 | 2014-02-20 21:59:23 +0000 | [diff] [blame] | 12 | #include "llvm/Support/Path.h" |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 13 | #include "llvm/Support/SourceMgr.h" |
Ben Langmuir | c8130a7 | 2014-02-20 21:59:23 +0000 | [diff] [blame] | 14 | #include "gtest/gtest.h" |
| 15 | #include <map> |
| 16 | using namespace clang; |
| 17 | using namespace llvm; |
| 18 | using llvm::sys::fs::UniqueID; |
| 19 | |
| 20 | namespace { |
| 21 | class DummyFileSystem : public vfs::FileSystem { |
| 22 | int FSID; // used to produce UniqueIDs |
| 23 | int FileID; // used to produce UniqueIDs |
| 24 | std::map<std::string, vfs::Status> FilesAndDirs; |
| 25 | |
| 26 | static int getNextFSID() { |
| 27 | static int Count = 0; |
| 28 | return Count++; |
| 29 | } |
| 30 | |
| 31 | public: |
| 32 | DummyFileSystem() : FSID(getNextFSID()), FileID(0) {} |
| 33 | |
| 34 | ErrorOr<vfs::Status> status(const Twine &Path) { |
| 35 | std::map<std::string, vfs::Status>::iterator I = |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 36 | FilesAndDirs.find(Path.str()); |
Ben Langmuir | c8130a7 | 2014-02-20 21:59:23 +0000 | [diff] [blame] | 37 | if (I == FilesAndDirs.end()) |
| 38 | return error_code(errc::no_such_file_or_directory, posix_category()); |
| 39 | return I->second; |
| 40 | } |
| 41 | error_code openFileForRead(const Twine &Path, OwningPtr<vfs::File> &Result) { |
| 42 | llvm_unreachable("unimplemented"); |
| 43 | } |
| 44 | error_code getBufferForFile(const Twine &Name, |
| 45 | OwningPtr<MemoryBuffer> &Result, |
| 46 | int64_t FileSize = -1, |
| 47 | bool RequiresNullTerminator = true) { |
| 48 | llvm_unreachable("unimplemented"); |
| 49 | } |
| 50 | |
| 51 | void addEntry(StringRef Path, const vfs::Status &Status) { |
| 52 | FilesAndDirs[Path] = Status; |
| 53 | } |
| 54 | |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 55 | void addRegularFile(StringRef Path, sys::fs::perms Perms = sys::fs::all_all) { |
Ben Langmuir | c8130a7 | 2014-02-20 21:59:23 +0000 | [diff] [blame] | 56 | vfs::Status S(Path, Path, UniqueID(FSID, FileID++), sys::TimeValue::now(), |
| 57 | 0, 0, 1024, sys::fs::file_type::regular_file, Perms); |
| 58 | addEntry(Path, S); |
| 59 | } |
| 60 | |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 61 | void addDirectory(StringRef Path, sys::fs::perms Perms = sys::fs::all_all) { |
Ben Langmuir | c8130a7 | 2014-02-20 21:59:23 +0000 | [diff] [blame] | 62 | vfs::Status S(Path, Path, UniqueID(FSID, FileID++), sys::TimeValue::now(), |
| 63 | 0, 0, 0, sys::fs::file_type::directory_file, Perms); |
| 64 | addEntry(Path, S); |
| 65 | } |
| 66 | |
| 67 | void addSymlink(StringRef Path) { |
| 68 | vfs::Status S(Path, Path, UniqueID(FSID, FileID++), sys::TimeValue::now(), |
| 69 | 0, 0, 0, sys::fs::file_type::symlink_file, sys::fs::all_all); |
| 70 | addEntry(Path, S); |
| 71 | } |
| 72 | }; |
| 73 | } // end anonymous namespace |
| 74 | |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 75 | TEST(VirtualFileSystemTest, StatusQueries) { |
Ben Langmuir | c8130a7 | 2014-02-20 21:59:23 +0000 | [diff] [blame] | 76 | IntrusiveRefCntPtr<DummyFileSystem> D(new DummyFileSystem()); |
| 77 | ErrorOr<vfs::Status> Status((error_code())); |
| 78 | |
| 79 | D->addRegularFile("/foo"); |
| 80 | Status = D->status("/foo"); |
| 81 | ASSERT_EQ(errc::success, Status.getError()); |
| 82 | EXPECT_TRUE(Status->isStatusKnown()); |
| 83 | EXPECT_FALSE(Status->isDirectory()); |
| 84 | EXPECT_TRUE(Status->isRegularFile()); |
| 85 | EXPECT_FALSE(Status->isSymlink()); |
| 86 | EXPECT_FALSE(Status->isOther()); |
| 87 | EXPECT_TRUE(Status->exists()); |
| 88 | |
| 89 | D->addDirectory("/bar"); |
| 90 | Status = D->status("/bar"); |
| 91 | ASSERT_EQ(errc::success, Status.getError()); |
| 92 | EXPECT_TRUE(Status->isStatusKnown()); |
| 93 | EXPECT_TRUE(Status->isDirectory()); |
| 94 | EXPECT_FALSE(Status->isRegularFile()); |
| 95 | EXPECT_FALSE(Status->isSymlink()); |
| 96 | EXPECT_FALSE(Status->isOther()); |
| 97 | EXPECT_TRUE(Status->exists()); |
| 98 | |
| 99 | D->addSymlink("/baz"); |
| 100 | Status = D->status("/baz"); |
| 101 | ASSERT_EQ(errc::success, Status.getError()); |
| 102 | EXPECT_TRUE(Status->isStatusKnown()); |
| 103 | EXPECT_FALSE(Status->isDirectory()); |
| 104 | EXPECT_FALSE(Status->isRegularFile()); |
| 105 | EXPECT_TRUE(Status->isSymlink()); |
| 106 | EXPECT_FALSE(Status->isOther()); |
| 107 | EXPECT_TRUE(Status->exists()); |
| 108 | |
| 109 | EXPECT_TRUE(Status->equivalent(*Status)); |
| 110 | ErrorOr<vfs::Status> Status2 = D->status("/foo"); |
| 111 | ASSERT_EQ(errc::success, Status2.getError()); |
| 112 | EXPECT_FALSE(Status->equivalent(*Status2)); |
| 113 | } |
| 114 | |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 115 | TEST(VirtualFileSystemTest, BaseOnlyOverlay) { |
Ben Langmuir | c8130a7 | 2014-02-20 21:59:23 +0000 | [diff] [blame] | 116 | IntrusiveRefCntPtr<DummyFileSystem> D(new DummyFileSystem()); |
| 117 | ErrorOr<vfs::Status> Status((error_code())); |
| 118 | EXPECT_FALSE(Status = D->status("/foo")); |
| 119 | |
| 120 | IntrusiveRefCntPtr<vfs::OverlayFileSystem> O(new vfs::OverlayFileSystem(D)); |
| 121 | EXPECT_FALSE(Status = O->status("/foo")); |
| 122 | |
| 123 | D->addRegularFile("/foo"); |
| 124 | Status = D->status("/foo"); |
| 125 | EXPECT_EQ(errc::success, Status.getError()); |
| 126 | |
| 127 | ErrorOr<vfs::Status> Status2((error_code())); |
| 128 | Status2 = O->status("/foo"); |
| 129 | EXPECT_EQ(errc::success, Status2.getError()); |
| 130 | EXPECT_TRUE(Status->equivalent(*Status2)); |
| 131 | } |
| 132 | |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 133 | TEST(VirtualFileSystemTest, OverlayFiles) { |
Ben Langmuir | c8130a7 | 2014-02-20 21:59:23 +0000 | [diff] [blame] | 134 | IntrusiveRefCntPtr<DummyFileSystem> Base(new DummyFileSystem()); |
| 135 | IntrusiveRefCntPtr<DummyFileSystem> Middle(new DummyFileSystem()); |
| 136 | IntrusiveRefCntPtr<DummyFileSystem> Top(new DummyFileSystem()); |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 137 | IntrusiveRefCntPtr<vfs::OverlayFileSystem> O( |
| 138 | new vfs::OverlayFileSystem(Base)); |
Ben Langmuir | c8130a7 | 2014-02-20 21:59:23 +0000 | [diff] [blame] | 139 | O->pushOverlay(Middle); |
| 140 | O->pushOverlay(Top); |
| 141 | |
| 142 | ErrorOr<vfs::Status> Status1((error_code())), Status2((error_code())), |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 143 | Status3((error_code())), StatusB((error_code())), StatusM((error_code())), |
| 144 | StatusT((error_code())); |
Ben Langmuir | c8130a7 | 2014-02-20 21:59:23 +0000 | [diff] [blame] | 145 | |
| 146 | Base->addRegularFile("/foo"); |
| 147 | StatusB = Base->status("/foo"); |
| 148 | ASSERT_EQ(errc::success, StatusB.getError()); |
| 149 | Status1 = O->status("/foo"); |
| 150 | ASSERT_EQ(errc::success, Status1.getError()); |
| 151 | Middle->addRegularFile("/foo"); |
| 152 | StatusM = Middle->status("/foo"); |
| 153 | ASSERT_EQ(errc::success, StatusM.getError()); |
| 154 | Status2 = O->status("/foo"); |
| 155 | ASSERT_EQ(errc::success, Status2.getError()); |
| 156 | Top->addRegularFile("/foo"); |
| 157 | StatusT = Top->status("/foo"); |
| 158 | ASSERT_EQ(errc::success, StatusT.getError()); |
| 159 | Status3 = O->status("/foo"); |
| 160 | ASSERT_EQ(errc::success, Status3.getError()); |
| 161 | |
| 162 | EXPECT_TRUE(Status1->equivalent(*StatusB)); |
| 163 | EXPECT_TRUE(Status2->equivalent(*StatusM)); |
| 164 | EXPECT_TRUE(Status3->equivalent(*StatusT)); |
| 165 | |
| 166 | EXPECT_FALSE(Status1->equivalent(*Status2)); |
| 167 | EXPECT_FALSE(Status2->equivalent(*Status3)); |
| 168 | EXPECT_FALSE(Status1->equivalent(*Status3)); |
| 169 | } |
| 170 | |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 171 | TEST(VirtualFileSystemTest, OverlayDirsNonMerged) { |
Ben Langmuir | c8130a7 | 2014-02-20 21:59:23 +0000 | [diff] [blame] | 172 | IntrusiveRefCntPtr<DummyFileSystem> Lower(new DummyFileSystem()); |
| 173 | IntrusiveRefCntPtr<DummyFileSystem> Upper(new DummyFileSystem()); |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 174 | IntrusiveRefCntPtr<vfs::OverlayFileSystem> O( |
| 175 | new vfs::OverlayFileSystem(Lower)); |
Ben Langmuir | c8130a7 | 2014-02-20 21:59:23 +0000 | [diff] [blame] | 176 | O->pushOverlay(Upper); |
| 177 | |
| 178 | Lower->addDirectory("/lower-only"); |
| 179 | Upper->addDirectory("/upper-only"); |
| 180 | |
| 181 | // non-merged paths should be the same |
| 182 | ErrorOr<vfs::Status> Status1 = Lower->status("/lower-only"); |
| 183 | ASSERT_EQ(errc::success, Status1.getError()); |
| 184 | ErrorOr<vfs::Status> Status2 = O->status("/lower-only"); |
| 185 | ASSERT_EQ(errc::success, Status2.getError()); |
| 186 | EXPECT_TRUE(Status1->equivalent(*Status2)); |
| 187 | |
| 188 | Status1 = Upper->status("/upper-only"); |
| 189 | ASSERT_EQ(errc::success, Status1.getError()); |
| 190 | Status2 = O->status("/upper-only"); |
| 191 | ASSERT_EQ(errc::success, Status2.getError()); |
| 192 | EXPECT_TRUE(Status1->equivalent(*Status2)); |
| 193 | } |
| 194 | |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 195 | TEST(VirtualFileSystemTest, MergedDirPermissions) { |
Ben Langmuir | c8130a7 | 2014-02-20 21:59:23 +0000 | [diff] [blame] | 196 | // merged directories get the permissions of the upper dir |
| 197 | IntrusiveRefCntPtr<DummyFileSystem> Lower(new DummyFileSystem()); |
| 198 | IntrusiveRefCntPtr<DummyFileSystem> Upper(new DummyFileSystem()); |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 199 | IntrusiveRefCntPtr<vfs::OverlayFileSystem> O( |
| 200 | new vfs::OverlayFileSystem(Lower)); |
Ben Langmuir | c8130a7 | 2014-02-20 21:59:23 +0000 | [diff] [blame] | 201 | O->pushOverlay(Upper); |
| 202 | |
| 203 | ErrorOr<vfs::Status> Status((error_code())); |
| 204 | Lower->addDirectory("/both", sys::fs::owner_read); |
| 205 | Upper->addDirectory("/both", sys::fs::owner_all | sys::fs::group_read); |
| 206 | Status = O->status("/both"); |
| 207 | ASSERT_EQ(errc::success, Status.getError()); |
| 208 | EXPECT_EQ(0740, Status->getPermissions()); |
| 209 | |
| 210 | // permissions (as usual) are not recursively applied |
| 211 | Lower->addRegularFile("/both/foo", sys::fs::owner_read); |
| 212 | Upper->addRegularFile("/both/bar", sys::fs::owner_write); |
| 213 | Status = O->status("/both/foo"); |
| 214 | ASSERT_EQ(errc::success, Status.getError()); |
| 215 | EXPECT_EQ(0400, Status->getPermissions()); |
| 216 | Status = O->status("/both/bar"); |
| 217 | ASSERT_EQ(errc::success, Status.getError()); |
| 218 | EXPECT_EQ(0200, Status->getPermissions()); |
| 219 | } |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 220 | |
Ben Langmuir | 97882e7 | 2014-02-24 20:56:37 +0000 | [diff] [blame] | 221 | class VFSFromYAMLTest : public ::testing::Test { |
| 222 | public: |
| 223 | int NumDiagnostics; |
| 224 | void SetUp() { |
| 225 | NumDiagnostics = 0; |
| 226 | } |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 227 | |
Ben Langmuir | 97882e7 | 2014-02-24 20:56:37 +0000 | [diff] [blame] | 228 | static void CountingDiagHandler(const SMDiagnostic &, void *Context) { |
| 229 | VFSFromYAMLTest *Test = static_cast<VFSFromYAMLTest *>(Context); |
| 230 | ++Test->NumDiagnostics; |
| 231 | } |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 232 | |
Ben Langmuir | 97882e7 | 2014-02-24 20:56:37 +0000 | [diff] [blame] | 233 | IntrusiveRefCntPtr<vfs::FileSystem> |
| 234 | getFromYAMLRawString(StringRef Content, |
| 235 | IntrusiveRefCntPtr<vfs::FileSystem> ExternalFS) { |
| 236 | MemoryBuffer *Buffer = MemoryBuffer::getMemBuffer(Content); |
| 237 | return getVFSFromYAML(Buffer, CountingDiagHandler, this, ExternalFS); |
| 238 | } |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 239 | |
Ben Langmuir | 97882e7 | 2014-02-24 20:56:37 +0000 | [diff] [blame] | 240 | IntrusiveRefCntPtr<vfs::FileSystem> getFromYAMLString( |
| 241 | StringRef Content, |
| 242 | IntrusiveRefCntPtr<vfs::FileSystem> ExternalFS = new DummyFileSystem()) { |
| 243 | std::string VersionPlusContent("{\n 'version':0,\n"); |
| 244 | VersionPlusContent += Content.slice(Content.find('{') + 1, StringRef::npos); |
| 245 | return getFromYAMLRawString(VersionPlusContent, ExternalFS); |
| 246 | } |
| 247 | |
| 248 | }; |
| 249 | |
| 250 | TEST_F(VFSFromYAMLTest, BasicVFSFromYAML) { |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 251 | IntrusiveRefCntPtr<vfs::FileSystem> FS; |
| 252 | FS = getFromYAMLString(""); |
| 253 | EXPECT_EQ(NULL, FS.getPtr()); |
| 254 | FS = getFromYAMLString("[]"); |
| 255 | EXPECT_EQ(NULL, FS.getPtr()); |
| 256 | FS = getFromYAMLString("'string'"); |
| 257 | EXPECT_EQ(NULL, FS.getPtr()); |
| 258 | EXPECT_EQ(3, NumDiagnostics); |
| 259 | } |
| 260 | |
Ben Langmuir | 97882e7 | 2014-02-24 20:56:37 +0000 | [diff] [blame] | 261 | TEST_F(VFSFromYAMLTest, MappedFiles) { |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 262 | IntrusiveRefCntPtr<DummyFileSystem> Lower(new DummyFileSystem()); |
| 263 | Lower->addRegularFile("/foo/bar/a"); |
| 264 | IntrusiveRefCntPtr<vfs::FileSystem> FS = |
| 265 | getFromYAMLString("{ 'roots': [\n" |
| 266 | "{\n" |
| 267 | " 'type': 'directory',\n" |
| 268 | " 'name': '/',\n" |
| 269 | " 'contents': [ {\n" |
| 270 | " 'type': 'file',\n" |
| 271 | " 'name': 'file1',\n" |
| 272 | " 'external-contents': '/foo/bar/a'\n" |
| 273 | " },\n" |
| 274 | " {\n" |
| 275 | " 'type': 'file',\n" |
| 276 | " 'name': 'file2',\n" |
| 277 | " 'external-contents': '/foo/b'\n" |
| 278 | " }\n" |
| 279 | " ]\n" |
| 280 | "}\n" |
| 281 | "]\n" |
| 282 | "}", |
| 283 | Lower); |
Ben Langmuir | 509fe8fd | 2014-02-24 23:44:17 +0000 | [diff] [blame] | 284 | ASSERT_TRUE(FS.getPtr() != NULL); |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 285 | |
| 286 | IntrusiveRefCntPtr<vfs::OverlayFileSystem> O( |
| 287 | new vfs::OverlayFileSystem(Lower)); |
| 288 | O->pushOverlay(FS); |
| 289 | |
| 290 | // file |
| 291 | ErrorOr<vfs::Status> S = O->status("/file1"); |
| 292 | ASSERT_EQ(errc::success, S.getError()); |
Ben Langmuir | b59cf67 | 2014-02-27 00:25:12 +0000 | [diff] [blame^] | 293 | EXPECT_EQ("/foo/bar/a", S->getName()); |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 294 | |
| 295 | ErrorOr<vfs::Status> SLower = O->status("/foo/bar/a"); |
| 296 | EXPECT_EQ("/foo/bar/a", SLower->getName()); |
| 297 | EXPECT_TRUE(S->equivalent(*SLower)); |
| 298 | |
| 299 | // directory |
| 300 | S = O->status("/"); |
| 301 | ASSERT_EQ(errc::success, S.getError()); |
| 302 | EXPECT_TRUE(S->isDirectory()); |
| 303 | EXPECT_TRUE(S->equivalent(*O->status("/"))); // non-volatile UniqueID |
| 304 | |
| 305 | // broken mapping |
| 306 | EXPECT_EQ(errc::no_such_file_or_directory, O->status("/file2").getError()); |
| 307 | EXPECT_EQ(0, NumDiagnostics); |
| 308 | } |
| 309 | |
Ben Langmuir | 97882e7 | 2014-02-24 20:56:37 +0000 | [diff] [blame] | 310 | TEST_F(VFSFromYAMLTest, CaseInsensitive) { |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 311 | IntrusiveRefCntPtr<DummyFileSystem> Lower(new DummyFileSystem()); |
| 312 | Lower->addRegularFile("/foo/bar/a"); |
| 313 | IntrusiveRefCntPtr<vfs::FileSystem> FS = |
| 314 | getFromYAMLString("{ 'case-sensitive': 'false',\n" |
| 315 | " 'roots': [\n" |
| 316 | "{\n" |
| 317 | " 'type': 'directory',\n" |
| 318 | " 'name': '/',\n" |
| 319 | " 'contents': [ {\n" |
| 320 | " 'type': 'file',\n" |
| 321 | " 'name': 'XX',\n" |
| 322 | " 'external-contents': '/foo/bar/a'\n" |
| 323 | " }\n" |
| 324 | " ]\n" |
| 325 | "}]}", |
| 326 | Lower); |
Ben Langmuir | 509fe8fd | 2014-02-24 23:44:17 +0000 | [diff] [blame] | 327 | ASSERT_TRUE(FS.getPtr() != NULL); |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 328 | |
| 329 | IntrusiveRefCntPtr<vfs::OverlayFileSystem> O( |
| 330 | new vfs::OverlayFileSystem(Lower)); |
| 331 | O->pushOverlay(FS); |
| 332 | |
| 333 | ErrorOr<vfs::Status> S = O->status("/XX"); |
| 334 | ASSERT_EQ(errc::success, S.getError()); |
| 335 | |
| 336 | ErrorOr<vfs::Status> SS = O->status("/xx"); |
| 337 | ASSERT_EQ(errc::success, SS.getError()); |
| 338 | EXPECT_TRUE(S->equivalent(*SS)); |
| 339 | SS = O->status("/xX"); |
| 340 | EXPECT_TRUE(S->equivalent(*SS)); |
| 341 | SS = O->status("/Xx"); |
| 342 | EXPECT_TRUE(S->equivalent(*SS)); |
| 343 | EXPECT_EQ(0, NumDiagnostics); |
| 344 | } |
| 345 | |
Ben Langmuir | 97882e7 | 2014-02-24 20:56:37 +0000 | [diff] [blame] | 346 | TEST_F(VFSFromYAMLTest, CaseSensitive) { |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 347 | IntrusiveRefCntPtr<DummyFileSystem> Lower(new DummyFileSystem()); |
| 348 | Lower->addRegularFile("/foo/bar/a"); |
| 349 | IntrusiveRefCntPtr<vfs::FileSystem> FS = |
| 350 | getFromYAMLString("{ 'case-sensitive': 'true',\n" |
| 351 | " 'roots': [\n" |
| 352 | "{\n" |
| 353 | " 'type': 'directory',\n" |
| 354 | " 'name': '/',\n" |
| 355 | " 'contents': [ {\n" |
| 356 | " 'type': 'file',\n" |
| 357 | " 'name': 'XX',\n" |
| 358 | " 'external-contents': '/foo/bar/a'\n" |
| 359 | " }\n" |
| 360 | " ]\n" |
| 361 | "}]}", |
| 362 | Lower); |
Ben Langmuir | 509fe8fd | 2014-02-24 23:44:17 +0000 | [diff] [blame] | 363 | ASSERT_TRUE(FS.getPtr() != NULL); |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 364 | |
| 365 | IntrusiveRefCntPtr<vfs::OverlayFileSystem> O( |
| 366 | new vfs::OverlayFileSystem(Lower)); |
| 367 | O->pushOverlay(FS); |
| 368 | |
| 369 | ErrorOr<vfs::Status> SS = O->status("/xx"); |
| 370 | EXPECT_EQ(errc::no_such_file_or_directory, SS.getError()); |
| 371 | SS = O->status("/xX"); |
| 372 | EXPECT_EQ(errc::no_such_file_or_directory, SS.getError()); |
| 373 | SS = O->status("/Xx"); |
| 374 | EXPECT_EQ(errc::no_such_file_or_directory, SS.getError()); |
| 375 | EXPECT_EQ(0, NumDiagnostics); |
| 376 | } |
| 377 | |
Ben Langmuir | 97882e7 | 2014-02-24 20:56:37 +0000 | [diff] [blame] | 378 | TEST_F(VFSFromYAMLTest, IllegalVFSFile) { |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 379 | IntrusiveRefCntPtr<DummyFileSystem> Lower(new DummyFileSystem()); |
| 380 | |
| 381 | // invalid YAML at top-level |
| 382 | IntrusiveRefCntPtr<vfs::FileSystem> FS = getFromYAMLString("{]", Lower); |
Ben Langmuir | 509fe8fd | 2014-02-24 23:44:17 +0000 | [diff] [blame] | 383 | EXPECT_EQ(NULL, FS.getPtr()); |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 384 | // invalid YAML in roots |
| 385 | FS = getFromYAMLString("{ 'roots':[}", Lower); |
| 386 | // invalid YAML in directory |
| 387 | FS = getFromYAMLString( |
| 388 | "{ 'roots':[ { 'name': 'foo', 'type': 'directory', 'contents': [}", |
| 389 | Lower); |
Ben Langmuir | 509fe8fd | 2014-02-24 23:44:17 +0000 | [diff] [blame] | 390 | EXPECT_EQ(NULL, FS.getPtr()); |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 391 | |
| 392 | // invalid configuration |
| 393 | FS = getFromYAMLString("{ 'knobular': 'true', 'roots':[] }", Lower); |
Ben Langmuir | 509fe8fd | 2014-02-24 23:44:17 +0000 | [diff] [blame] | 394 | EXPECT_EQ(NULL, FS.getPtr()); |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 395 | FS = getFromYAMLString("{ 'case-sensitive': 'maybe', 'roots':[] }", Lower); |
Ben Langmuir | 509fe8fd | 2014-02-24 23:44:17 +0000 | [diff] [blame] | 396 | EXPECT_EQ(NULL, FS.getPtr()); |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 397 | |
| 398 | // invalid roots |
| 399 | FS = getFromYAMLString("{ 'roots':'' }", Lower); |
Ben Langmuir | 509fe8fd | 2014-02-24 23:44:17 +0000 | [diff] [blame] | 400 | EXPECT_EQ(NULL, FS.getPtr()); |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 401 | FS = getFromYAMLString("{ 'roots':{} }", Lower); |
Ben Langmuir | 509fe8fd | 2014-02-24 23:44:17 +0000 | [diff] [blame] | 402 | EXPECT_EQ(NULL, FS.getPtr()); |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 403 | |
| 404 | // invalid entries |
| 405 | FS = getFromYAMLString( |
| 406 | "{ 'roots':[ { 'type': 'other', 'name': 'me', 'contents': '' }", Lower); |
Ben Langmuir | 509fe8fd | 2014-02-24 23:44:17 +0000 | [diff] [blame] | 407 | EXPECT_EQ(NULL, FS.getPtr()); |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 408 | FS = getFromYAMLString("{ 'roots':[ { 'type': 'file', 'name': [], " |
| 409 | "'external-contents': 'other' }", |
| 410 | Lower); |
Ben Langmuir | 509fe8fd | 2014-02-24 23:44:17 +0000 | [diff] [blame] | 411 | EXPECT_EQ(NULL, FS.getPtr()); |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 412 | FS = getFromYAMLString( |
| 413 | "{ 'roots':[ { 'type': 'file', 'name': 'me', 'external-contents': [] }", |
| 414 | Lower); |
Ben Langmuir | 509fe8fd | 2014-02-24 23:44:17 +0000 | [diff] [blame] | 415 | EXPECT_EQ(NULL, FS.getPtr()); |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 416 | FS = getFromYAMLString( |
| 417 | "{ 'roots':[ { 'type': 'file', 'name': 'me', 'external-contents': {} }", |
| 418 | Lower); |
Ben Langmuir | 509fe8fd | 2014-02-24 23:44:17 +0000 | [diff] [blame] | 419 | EXPECT_EQ(NULL, FS.getPtr()); |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 420 | FS = getFromYAMLString( |
| 421 | "{ 'roots':[ { 'type': 'directory', 'name': 'me', 'contents': {} }", |
| 422 | Lower); |
Ben Langmuir | 509fe8fd | 2014-02-24 23:44:17 +0000 | [diff] [blame] | 423 | EXPECT_EQ(NULL, FS.getPtr()); |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 424 | FS = getFromYAMLString( |
| 425 | "{ 'roots':[ { 'type': 'directory', 'name': 'me', 'contents': '' }", |
| 426 | Lower); |
Ben Langmuir | 509fe8fd | 2014-02-24 23:44:17 +0000 | [diff] [blame] | 427 | EXPECT_EQ(NULL, FS.getPtr()); |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 428 | FS = getFromYAMLString( |
| 429 | "{ 'roots':[ { 'thingy': 'directory', 'name': 'me', 'contents': [] }", |
| 430 | Lower); |
Ben Langmuir | 509fe8fd | 2014-02-24 23:44:17 +0000 | [diff] [blame] | 431 | EXPECT_EQ(NULL, FS.getPtr()); |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 432 | |
| 433 | // missing mandatory fields |
| 434 | FS = getFromYAMLString("{ 'roots':[ { 'type': 'file', 'name': 'me' }", Lower); |
Ben Langmuir | 509fe8fd | 2014-02-24 23:44:17 +0000 | [diff] [blame] | 435 | EXPECT_EQ(NULL, FS.getPtr()); |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 436 | FS = getFromYAMLString( |
| 437 | "{ 'roots':[ { 'type': 'file', 'external-contents': 'other' }", Lower); |
Ben Langmuir | 509fe8fd | 2014-02-24 23:44:17 +0000 | [diff] [blame] | 438 | EXPECT_EQ(NULL, FS.getPtr()); |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 439 | FS = getFromYAMLString("{ 'roots':[ { 'name': 'me', 'contents': [] }", Lower); |
Ben Langmuir | 509fe8fd | 2014-02-24 23:44:17 +0000 | [diff] [blame] | 440 | EXPECT_EQ(NULL, FS.getPtr()); |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 441 | |
| 442 | // duplicate keys |
| 443 | FS = getFromYAMLString("{ 'roots':[], 'roots':[] }", Lower); |
Ben Langmuir | 509fe8fd | 2014-02-24 23:44:17 +0000 | [diff] [blame] | 444 | EXPECT_EQ(NULL, FS.getPtr()); |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 445 | FS = getFromYAMLString( |
| 446 | "{ 'case-sensitive':'true', 'case-sensitive':'true', 'roots':[] }", |
| 447 | Lower); |
Ben Langmuir | 509fe8fd | 2014-02-24 23:44:17 +0000 | [diff] [blame] | 448 | EXPECT_EQ(NULL, FS.getPtr()); |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 449 | FS = |
| 450 | getFromYAMLString("{ 'roots':[{'name':'me', 'name':'you', 'type':'file', " |
| 451 | "'external-contents':'blah' } ] }", |
| 452 | Lower); |
Ben Langmuir | 509fe8fd | 2014-02-24 23:44:17 +0000 | [diff] [blame] | 453 | EXPECT_EQ(NULL, FS.getPtr()); |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 454 | |
| 455 | // missing version |
| 456 | FS = getFromYAMLRawString("{ 'roots':[] }", Lower); |
Ben Langmuir | 509fe8fd | 2014-02-24 23:44:17 +0000 | [diff] [blame] | 457 | EXPECT_EQ(NULL, FS.getPtr()); |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 458 | |
| 459 | // bad version number |
| 460 | FS = getFromYAMLRawString("{ 'version':'foo', 'roots':[] }", Lower); |
Ben Langmuir | 509fe8fd | 2014-02-24 23:44:17 +0000 | [diff] [blame] | 461 | EXPECT_EQ(NULL, FS.getPtr()); |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 462 | FS = getFromYAMLRawString("{ 'version':-1, 'roots':[] }", Lower); |
Ben Langmuir | 509fe8fd | 2014-02-24 23:44:17 +0000 | [diff] [blame] | 463 | EXPECT_EQ(NULL, FS.getPtr()); |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 464 | FS = getFromYAMLRawString("{ 'version':100000, 'roots':[] }", Lower); |
Ben Langmuir | 509fe8fd | 2014-02-24 23:44:17 +0000 | [diff] [blame] | 465 | EXPECT_EQ(NULL, FS.getPtr()); |
Ben Langmuir | d51ba0b | 2014-02-21 23:39:37 +0000 | [diff] [blame] | 466 | EXPECT_EQ(24, NumDiagnostics); |
| 467 | } |
Ben Langmuir | 47ff9ab | 2014-02-25 04:34:14 +0000 | [diff] [blame] | 468 | |
Ben Langmuir | b59cf67 | 2014-02-27 00:25:12 +0000 | [diff] [blame^] | 469 | TEST_F(VFSFromYAMLTest, UseExternalName) { |
| 470 | IntrusiveRefCntPtr<DummyFileSystem> Lower(new DummyFileSystem()); |
| 471 | Lower->addRegularFile("/external/file"); |
| 472 | |
| 473 | IntrusiveRefCntPtr<vfs::FileSystem> FS = getFromYAMLString( |
| 474 | "{ 'roots': [\n" |
| 475 | " { 'type': 'file', 'name': '/A',\n" |
| 476 | " 'external-contents': '/external/file'\n" |
| 477 | " },\n" |
| 478 | " { 'type': 'file', 'name': '/B',\n" |
| 479 | " 'use-external-name': true,\n" |
| 480 | " 'external-contents': '/external/file'\n" |
| 481 | " },\n" |
| 482 | " { 'type': 'file', 'name': '/C',\n" |
| 483 | " 'use-external-name': false,\n" |
| 484 | " 'external-contents': '/external/file'\n" |
| 485 | " }\n" |
| 486 | "] }", Lower); |
| 487 | ASSERT_TRUE(NULL != FS.getPtr()); |
| 488 | |
| 489 | // default true |
| 490 | EXPECT_EQ("/external/file", FS->status("/A")->getName()); |
| 491 | // explicit |
| 492 | EXPECT_EQ("/external/file", FS->status("/B")->getName()); |
| 493 | EXPECT_EQ("/C", FS->status("/C")->getName()); |
| 494 | |
| 495 | // global configuration |
| 496 | FS = getFromYAMLString( |
| 497 | "{ 'use-external-names': false,\n" |
| 498 | " 'roots': [\n" |
| 499 | " { 'type': 'file', 'name': '/A',\n" |
| 500 | " 'external-contents': '/external/file'\n" |
| 501 | " },\n" |
| 502 | " { 'type': 'file', 'name': '/B',\n" |
| 503 | " 'use-external-name': true,\n" |
| 504 | " 'external-contents': '/external/file'\n" |
| 505 | " },\n" |
| 506 | " { 'type': 'file', 'name': '/C',\n" |
| 507 | " 'use-external-name': false,\n" |
| 508 | " 'external-contents': '/external/file'\n" |
| 509 | " }\n" |
| 510 | "] }", Lower); |
| 511 | ASSERT_TRUE(NULL != FS.getPtr()); |
| 512 | |
| 513 | // default |
| 514 | EXPECT_EQ("/A", FS->status("/A")->getName()); |
| 515 | // explicit |
| 516 | EXPECT_EQ("/external/file", FS->status("/B")->getName()); |
| 517 | EXPECT_EQ("/C", FS->status("/C")->getName()); |
| 518 | } |
| 519 | |
Ben Langmuir | 47ff9ab | 2014-02-25 04:34:14 +0000 | [diff] [blame] | 520 | TEST_F(VFSFromYAMLTest, MultiComponentPath) { |
| 521 | IntrusiveRefCntPtr<DummyFileSystem> Lower(new DummyFileSystem()); |
| 522 | Lower->addRegularFile("/other"); |
| 523 | |
| 524 | // file in roots |
| 525 | IntrusiveRefCntPtr<vfs::FileSystem> FS = getFromYAMLString( |
| 526 | "{ 'roots': [\n" |
| 527 | " { 'type': 'file', 'name': '/path/to/file',\n" |
| 528 | " 'external-contents': '/other' }]\n" |
| 529 | "}", Lower); |
| 530 | ASSERT_TRUE(NULL != FS.getPtr()); |
| 531 | EXPECT_EQ(errc::success, FS->status("/path/to/file").getError()); |
| 532 | EXPECT_EQ(errc::success, FS->status("/path/to").getError()); |
| 533 | EXPECT_EQ(errc::success, FS->status("/path").getError()); |
| 534 | EXPECT_EQ(errc::success, FS->status("/").getError()); |
| 535 | |
| 536 | // at the start |
| 537 | FS = getFromYAMLString( |
| 538 | "{ 'roots': [\n" |
| 539 | " { 'type': 'directory', 'name': '/path/to',\n" |
| 540 | " 'contents': [ { 'type': 'file', 'name': 'file',\n" |
| 541 | " 'external-contents': '/other' }]}]\n" |
| 542 | "}", Lower); |
| 543 | ASSERT_TRUE(NULL != FS.getPtr()); |
| 544 | EXPECT_EQ(errc::success, FS->status("/path/to/file").getError()); |
| 545 | EXPECT_EQ(errc::success, FS->status("/path/to").getError()); |
| 546 | EXPECT_EQ(errc::success, FS->status("/path").getError()); |
| 547 | EXPECT_EQ(errc::success, FS->status("/").getError()); |
| 548 | |
| 549 | // at the end |
| 550 | FS = getFromYAMLString( |
| 551 | "{ 'roots': [\n" |
| 552 | " { 'type': 'directory', 'name': '/',\n" |
| 553 | " 'contents': [ { 'type': 'file', 'name': 'path/to/file',\n" |
| 554 | " 'external-contents': '/other' }]}]\n" |
| 555 | "}", Lower); |
| 556 | ASSERT_TRUE(NULL != FS.getPtr()); |
| 557 | EXPECT_EQ(errc::success, FS->status("/path/to/file").getError()); |
| 558 | EXPECT_EQ(errc::success, FS->status("/path/to").getError()); |
| 559 | EXPECT_EQ(errc::success, FS->status("/path").getError()); |
| 560 | EXPECT_EQ(errc::success, FS->status("/").getError()); |
| 561 | } |
| 562 | |
| 563 | TEST_F(VFSFromYAMLTest, TrailingSlashes) { |
| 564 | IntrusiveRefCntPtr<DummyFileSystem> Lower(new DummyFileSystem()); |
| 565 | Lower->addRegularFile("/other"); |
| 566 | |
| 567 | // file in roots |
| 568 | IntrusiveRefCntPtr<vfs::FileSystem> FS = getFromYAMLString( |
| 569 | "{ 'roots': [\n" |
| 570 | " { 'type': 'directory', 'name': '/path/to////',\n" |
| 571 | " 'contents': [ { 'type': 'file', 'name': 'file',\n" |
| 572 | " 'external-contents': '/other' }]}]\n" |
| 573 | "}", Lower); |
| 574 | ASSERT_TRUE(NULL != FS.getPtr()); |
| 575 | EXPECT_EQ(errc::success, FS->status("/path/to/file").getError()); |
| 576 | EXPECT_EQ(errc::success, FS->status("/path/to").getError()); |
| 577 | EXPECT_EQ(errc::success, FS->status("/path").getError()); |
| 578 | EXPECT_EQ(errc::success, FS->status("/").getError()); |
| 579 | } |